<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[LongMarch12的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/LongMarch12</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; LongMarch12]]></copyright><item><title><![CDATA[awk一种内存溢出的解决]]></title><link>https://blog.youkuaiyun.com/LongMarch12/article/details/7288382</link><guid>https://blog.youkuaiyun.com/LongMarch12/article/details/7288382</guid><author>LongMarch12</author><pubDate>Thu, 23 Feb 2012 20:31:26 +0800</pubDate><description><![CDATA[首先声明这次awk用途，是从一个nginx的access_log中抽取一些关键字，进行访问次数的排序。希望实现的功能很简单，但是日志文件非常庞大，文件大小会超过40G。

步骤一：

在用awk进行解析的时候，报错
awk: (FILENAME=- FNR=4894190) fatal: str2wstr: *ptr: can't allocate 676 bytes of memory]]></description><category></category></item><item><title><![CDATA[HTTP与HTTPS混合的浏览器表现]]></title><link>https://blog.youkuaiyun.com/LongMarch12/article/details/6566382</link><guid>https://blog.youkuaiyun.com/LongMarch12/article/details/6566382</guid><author>LongMarch12</author><pubDate>Fri, 24 Jun 2011 18:09:00 +0800</pubDate><description><![CDATA[ 一、 在https的页面中，包含http的资源文件（js,css, image)，各浏览器的表现 1. 在ie8,9 下，如果https页面，包含http的资源文件（js,css, image)，会弹出图1的提示  图1  2. 在firefox下，如果https页面，包含http的资源文件，会弹出提示框，如图2。 图2 3. 如果ht]]></description><category></category></item><item><title><![CDATA[利用Nginx架设Http代理服务器]]></title><link>https://blog.youkuaiyun.com/LongMarch12/article/details/6563820</link><guid>https://blog.youkuaiyun.com/LongMarch12/article/details/6563820</guid><author>LongMarch12</author><pubDate>Thu, 23 Jun 2011 16:26:00 +0800</pubDate><description><![CDATA[ nginx是一款强大的反向代理服务器软件，除了作为http服务器和反向代理之外，还可以架设http代理服务器。配置很简单：resolver YOUR_RESOLV_IP;server { listen proxy_ip:proxy_port; location / {proxy_pass http://$http_host$request_uri;ac]]></description><category></category></item><item><title><![CDATA[https的性能测试报告]]></title><link>https://blog.youkuaiyun.com/LongMarch12/article/details/6448351</link><guid>https://blog.youkuaiyun.com/LongMarch12/article/details/6448351</guid><author>LongMarch12</author><pubDate>Thu, 26 May 2011 19:45:00 +0800</pubDate><description><![CDATA[【测试报告】


  表现：在不同并发数量下，http基本稳定在2000左右qps(Query perSecond)，https稳定在1100左右qps。 


              https的性能约为http的 1/2 


  结论：完全可以满足一般]]></description><category></category></item><item><title><![CDATA[HTTPS的压力测试工具 -- httperf]]></title><link>https://blog.youkuaiyun.com/LongMarch12/article/details/6448346</link><guid>https://blog.youkuaiyun.com/LongMarch12/article/details/6448346</guid><author>LongMarch12</author><pubDate>Thu, 26 May 2011 19:38:00 +0800</pubDate><description><![CDATA[ httperf1. 官方描述：Httperf is a tool for measuring web server performance. It provides a flexible facility for generating various HTTP workloads and for measuring server performance. The focus of httperf is not on implementing one particular benchmark but on ]]></description><category></category></item><item><title><![CDATA[HTTPS的压力测试工具 -- http_load]]></title><link>https://blog.youkuaiyun.com/LongMarch12/article/details/6446976</link><guid>https://blog.youkuaiyun.com/LongMarch12/article/details/6446976</guid><author>LongMarch12</author><pubDate>Thu, 26 May 2011 11:09:00 +0800</pubDate><description><![CDATA[ http_load1. 官方描述：http_load runs multiple http fetches in parallel, to test the throughput of a web server. However unlike most such test clients, it runs in a single process, so it doesn't bog down the client machine. It can be configured to do https fetc]]></description><category></category></item><item><title><![CDATA[PHP 过滤器(Filter)]]></title><link>https://blog.youkuaiyun.com/LongMarch12/article/details/6315360</link><guid>https://blog.youkuaiyun.com/LongMarch12/article/details/6315360</guid><author>LongMarch12</author><pubDate>Mon, 11 Apr 2011 13:45:00 +0800</pubDate><description><![CDATA[ PHP 过滤器（Filter）PHP 过滤器用于验证和过滤来自非安全来源的数据，比如用户的输入。什么是 PHP 过滤器？PHP 过滤器用于验证和过滤来自非安全来源的数据。验证和过滤用户输入或自定义数据是任何 Web 应用程序的重要组成部分。设计 PHP 的过滤器扩展的目的是使数据过滤更轻松快捷。为什么使用过滤器？几乎所有 web 应用程序都依赖外部的输入。这些数据通常来自用户或其他应用程序（比如 web 服务）。通过使用过滤器，您能够确保应有程序获得正确的输入类型。您应该始终对外部数据进行过滤！输入过滤是]]></description><category></category></item><item><title><![CDATA[Open Compute Project - Facebook的开放云计算]]></title><link>https://blog.youkuaiyun.com/LongMarch12/article/details/6310051</link><guid>https://blog.youkuaiyun.com/LongMarch12/article/details/6310051</guid><author>LongMarch12</author><pubDate>Fri, 08 Apr 2011 16:45:00 +0800</pubDate><description><![CDATA[<br />Facebook发布了Open Computer Project。<br /> <br />开放硬件计划，意在加速数据中心和服务器创新，同时通过在相关最佳实践和技术规格的协作，提高计算机效率<br /> <br /> <br />参考资料：<br /> <br /> <br />- Open Compute Web Site: http://opencompute.org/<br />- Open Compute Project -  James Hamilton's Blog: http://]]></description><category></category></item><item><title><![CDATA[MySQL压力测试工具mysqlslap]]></title><link>https://blog.youkuaiyun.com/LongMarch12/article/details/6251951</link><guid>https://blog.youkuaiyun.com/LongMarch12/article/details/6251951</guid><author>LongMarch12</author><pubDate>Tue, 15 Mar 2011 21:44:00 +0800</pubDate><description><![CDATA[<br />大家了解比较多apache的官方压力测试工具ab。其实MySQL从5.1.4开始提供一个官方的MySQL压力测试工具mysqlslap，模拟多个并发客户端访问mysql。<br /> <br />mysqlslap --help获取参数列表，更多请参考 官方手册<br /> <br /> <br />  -a, --auto-generate-sql 
                      自动生成测试表和数据
  --auto-generate-sql-add-autoincreme]]></description><category></category></item><item><title><![CDATA[深入了解window.location]]></title><link>https://blog.youkuaiyun.com/LongMarch12/article/details/6235042</link><guid>https://blog.youkuaiyun.com/LongMarch12/article/details/6235042</guid><author>LongMarch12</author><pubDate>Wed, 09 Mar 2011 19:49:00 +0800</pubDate><description><![CDATA[<br />在最近的项目中，很多前端ajax表单提交后的跳转，因为使用了window.location.href 和 window.location.reload，产生了不同的效果，于是深入研究了一下window.location相关的函数。<br />window.location.href=“url”：改变客户端当前url<br />window.history.go(-1);window.history.back();后退，相当于浏览器“后退”按钮<br />window.location.repla]]></description><category></category></item><item><title><![CDATA[awk分析nginx日志，获取pv]]></title><link>https://blog.youkuaiyun.com/LongMarch12/article/details/6204550</link><guid>https://blog.youkuaiyun.com/LongMarch12/article/details/6204550</guid><author>LongMarch12</author><pubDate>Thu, 24 Feb 2011 11:23:00 +0800</pubDate><description><![CDATA[函数库文件 stat_func.sh#!/bin/bash
stat_log_path=/usr/local/qqsa/result
stat_nginx_log()
{
	local basename=`basename $1`
	local newfile="${stat_log_path}/${basename%%.*}.pv.`date +'%Y-%m-%d'`"
	awk -F/" '
	{
	if( $2 ~ /css|txt|ico/ ) res["static"]++;
	]]></description><category></category></item><item><title><![CDATA[Xweibo：新浪云微博服务 - 新浪开源微博系统]]></title><link>https://blog.youkuaiyun.com/LongMarch12/article/details/6145515</link><guid>https://blog.youkuaiyun.com/LongMarch12/article/details/6145515</guid><author>LongMarch12</author><pubDate>Sun, 16 Jan 2011 23:31:00 +0800</pubDate><description><![CDATA[新浪在2011年1月4日发布了Xweibo的beta版。基于新浪微博开发平台api开发。是一套可以在自己服务器上搭建的微博开源程序。使用PHP开发，微博数据主要存储在新浪的微博平台，访问部分数据要和新浪的API做实时交互。而正是基于新浪微博平台的数据，运营中比较重要的审核、举报等功能则可以天然的由新浪托管。Xweibo前台拥有发布，浏览，转发等大部分微博功能。后台可以推荐用户、话题，屏蔽微博、评论、用户等。换肤，组件等功能提高了网站可扩展性。Xweibo是基于微博开放平台开发的一款有创意的应用。引导试的安装]]></description><category></category></item></channel></rss>